The present invention relates to a battery charger for charging multiple types of portable equipments, comprising a charging pin housing including a plurality of charging spring pins having a predetermined distance therebetween; a moving motor for detecting an insertion of a battery and sliding the charging pin housing inward and outward; and a charge controller for suspending an operation of the moving motor when a contact of a charging terminal of the inserted battery to two or more charging spring pins of the plurality of the charging spring pins are detected during the sliding of the charging pin housing, and for quick-charging the battery through the two or more charging spring pins connected to a charging circuit. In accordance with the present invention, a discharged battery of a portable equipment may be charged easily regardless of a difference between sizes, polarities and positions of terminals of the battery of different portable equipments including mobile phones.